Primary secondary enrollment completion rates, gaps filled in Tonga
Tonga: Primary secondary enrollment completion rates, gaps filled was 108.79 in 2024. ▲ Rising
Primary secondary enrollment completion rates, gaps filled in Tonga, 1970–2024
Source: Statizoid (derived).
Analysis
In 2024, primary secondary enrollment completion rates, gaps filled in Tonga stood at 108.79.
The figure is down 0.7% on the previous year and down 7.4% over ten years.
Over the whole period, primary secondary enrollment completion rates, gaps filled in Tonga peaked at 120.65 in 1970 and was at its lowest, 99.8, in 1983.
That places Tonga 45th out of 217 countries with data for 2024, putting it in the top quarter.
The long-run direction has been consistently rising across the 55 years of available data.
Primary secondary enrollment completion rates, gaps filled in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 120.65 | — |
| 1971 | 108.22 | -10.3% |
| 1972 | 106.7 | -1.4% |
| 1973 | 105.1 | -1.5% |
| 1974 | 104.37 | -0.7% |
| 1975 | 114.59 | +9.8% |
| 1976 | 112.57 | -1.8% |
| 1977 | 109.98 | -2.3% |
| 1978 | 112.2 | +2.0% |
| 1979 | 112.94 | +0.7% |
| 1980 | 109.89 | -2.7% |
| 1981 | 102.02 | -7.2% |
| 1982 | 100.02 | -2.0% |
| 1983 | 99.8 | -0.2% |
| 1984 | 104.48 | +4.7% |
| 1985 | 106.39 | +1.8% |
| 1986 | 106.51 | +0.1% |
| 1987 | 105.4 | -1.0% |
| 1988 | 103.86 | -1.5% |
| 1989 | 102.33 | -1.5% |
| 1990 | 100.8 | -1.5% |
| 1991 | 101.34 | +0.5% |
| 1992 | 100.76 | -0.6% |
| 1993 | 102.12 | +1.4% |
| 1994 | 101.97 | -0.1% |
| 1995 | 104.62 | +2.6% |
| 1996 | 108.22 | +3.4% |
| 1997 | 108.72 | +0.5% |
| 1998 | 107.74 | -0.9% |
| 1999 | 109.12 | +1.3% |
| 2000 | 111.18 | +1.9% |
| 2001 | 113.3 | +1.9% |
| 2002 | 113.15 | -0.1% |
| 2003 | 117.97 | +4.3% |
| 2004 | 112.47 | -4.7% |
| 2005 | 111.58 | -0.8% |
| 2006 | 110.63 | -0.9% |
| 2007 | 110.22 | -0.4% |
| 2008 | 112.81 | +2.3% |
| 2009 | 113.07 | +0.2% |
| 2010 | 113.93 | +0.8% |
| 2011 | 115.24 | +1.2% |
| 2012 | 117.42 | +1.9% |
| 2013 | 117.89 | +0.4% |
| 2014 | 117.46 | -0.4% |
| 2015 | 117.36 | -0.1% |
| 2016 | 116.94 | -0.4% |
| 2017 | 116.51 | -0.4% |
| 2018 | 116.09 | -0.4% |
| 2019 | 113.31 | -2.4% |
| 2020 | 112.25 | -0.9% |
| 2021 | 107.02 | -4.7% |
| 2022 | 106.54 | -0.4% |
| 2023 | 109.61 | +2.9% |
| 2024 | 108.79 | -0.7% |
Tonga compared with similar countries
- Tonga's 108.79 is above the median for upper middle income countries, which is 101.09, 1.1× the median. (58 countries reporting)
- Tonga's 108.79 is above the median for East Asia & Pacific, which is 100.73, 1.1× the median. (35 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 110.73 | 104.37 | 120.65 | 10 |
| 1980s | 104.07 | 99.8 | 109.89 | 10 |
| 1990s | 104.54 | 100.76 | 109.12 | 10 |
| 2000s | 112.64 | 110.22 | 117.97 | 10 |
| 2010s | 116.22 | 113.31 | 117.89 | 10 |
| 2020s | 108.84 | 106.54 | 112.25 | 5 |
Countries ranked near Tonga
More education data for Tonga
- Teachers in secondary education, both sexes (number), gaps filled 1,086 (2015)
- Repeaters in primary education, all grades, both sexes (number), gaps 20 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 1,228 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 1,164 (2024)
- Secondary education, pupils, gaps filled 16,132 (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1502 units per person (2024)
Frequently asked questions
- What is primary secondary enrollment completion rates, gaps filled in Tonga?
- Primary secondary enrollment completion rates, gaps filled in Tonga was 108.79 in 2024, according to Statizoid (derived).
- What is the highest primary secondary enrollment completion rates, gaps filled recorded in Tonga?
- The highest recorded value was 120.65 in 1970.
- What is the lowest primary secondary enrollment completion rates, gaps filled recorded in Tonga?
- The lowest recorded value was 99.8 in 1983.
- How does Tonga rank for primary secondary enrollment completion rates, gaps filled?
- Tonga ranks 45th out of 217 countries with data for 2024.
- Is primary secondary enrollment completion rates, gaps filled rising or falling in Tonga?
- Over the last ten years it is down 7.4%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from Statizoid (derived), published as part of Primary secondary enrollment completion rates, gaps filled. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 55 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Primary secondary enrollment completion rates with 569 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.
Computed from
- Primary, secondary and tertiary education enrollment and completion rates UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Primary secondary enrollment completion rates with 569 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.